private int method_16(int A_0, int A_1, int A_2, Class939 A_3)
{
int num = -1;
if (A_1 == A_2)
{
return(A_0);
}
if (A_1 < A_2)
{
for (int j = (A_0 >= 0) ? A_3.method_2(A_0) : A_0; j >= 0; j = A_3.method_2(A_0))
{
A_0 = j;
}
int num3 = A_3.method_4(A_0, A_2 - A_1);
if (A_0 < 0)
{
num = num3;
}
return(num);
}
for (int i = 0; i < (A_2 - 1); i++)
{
A_0 = A_3.method_2(A_0);
}
A_3.method_3(A_0);
return(num);
}
private void method_14(Stream A_0, int A_1, Stream A_2, Class939 A_3)
{
int num3;
int num = 3;
if (A_2 == null)
{
throw new ArgumentNullException(BookmarkStart.b("娨弪弬䨮倰帲", num));
}
long num2 = A_3.method_16(A_1);
int count = A_3.method_0();
byte[] buffer = new byte[count];
long position = A_2.Position;
A_2.Position = 0L;
while ((num3 = A_2.Read(buffer, 0, count)) > 0)
{
A_0.Position = num2;
A_0.Write(buffer, 0, num3);
A_1 = A_3.method_2(A_1);
if (A_1 < 0)
{
break;
}
num2 = A_3.method_16(A_1);
}
A_2.Position = position;
}
